217628831

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{433}}^1\times {\mathrm{3779}}^1$

素因数の和:4238

約数の個数: 16

約数和(自身を含む): 262483200

約数和(自身を除く): 44854369

約数列:

[1, 7, 19, 133, 433, 3031, 3779, 8227, 26453, 57589, 71801, 502607, 1636307, 11454149, 31089833, 217628831]

約数ペア:

[(1, 217628831), (7, 31089833), (19, 11454149), (133, 1636307), (433, 502607), (3031, 71801), (3779, 57589), (8227, 26453)]